Moon In Its Orbit472 viewsMoon in its orbit, as viewed from above Earth’s North Pole. May 10, 2006

Flashhlight Globe Demo511 viewsTwo identical flashlights were placed in the positions shown and they illuminated areas of varying size, A and B, on a classroom globe. Thermometers were then placed at the center of each illuminated area to measure the rate of temperature increase. May 10, 2006

Location Of The Seven Brightest Stars In Orion467 viewsLists the seven brightest stars, numbered 1 through 7, in the constellation Orion. This constellation can be seen in the winter sky by an observer in New York State. The table shows the celestial coordinates for the seven numbered stars of Orion. May 10, 2006

Moon And Earth419 viewsShow the Moon and Earth as viewed from space. May 10, 2006

Earth's Orbit As Viewed From Space484 viewsEarth at a specific position in its orbit as viewed from space. The shaded area represents nighttime. May 09, 2006

Eclipse496 viewsRelative positions of the Sun, the Moon, and Earth when an eclipse was observed from Earth May 09, 2006

Ellipse397 viewsConstructed ellipse. F1 and F2 are the foci of the ellipse May 09, 2006

Earth’s Rotation434 views

Represents the direction of Earth’s rotation as it appears from above the North Pole. Point X is a location on Earth’s surface. May 09, 2006

Earth's Orbit Around The Sun557 viewsEarth at four different positions, A, B, C, and D, in its orbit around the Sun. May 09, 2006